Variable indicators Units | N | Mean ± SE | SD | Range (min - max) |
Air Quality Index (AQI) µg/m3 | 12 | 3.75 ± 0.46 | 1.6 | 1 - 6 |
Carbon monoxide (CO) µg/m3 | 12 | 232.56 ± 14.13 | 48.96 | 180 - 344 |
Nitrogen monoxide (NO) µg/m3 | 12 | 33.37 ± 22.47 | 77.83 | 0.1 - 200 |
Nitrogen (IV) oxide (NO2) µg/m3 | 12 | 33.73 ± 22.42 | 77.66 | 0.13 - 200 |
Ozone (O3) µg/m3 | 12 | 64.04 ± 6.51 | 22.56 | 29 - 100 |
Sulphur (IV) oxide (SO2) µg/m3 | 12 | 3.73 ± 2.20 | 7.63 | 0.20 - 20 |
Ammonia (NH3) µg/m3 | 12 | 67.25 ± 44.82 | 155.43 | 0.01 - 400 |
Particulate matter (PM10) µg/m3 | 12 | 115.36 ± 27.06 | 93.72 | 16 - 289 |
Particulate matter (PM2.5) µg/m3 | 12 | 65.69 ± 28.13 | 97.44 | 2.04 - 357 |
Temperature (T) ˚C | 12 | 27.26 ± 1.33 | 4.61 | 23 - 39 |
Pressure (P) Hg | 12 | 24.67 ± 3.33 | 11.54 | 1 - 30 |
Weather (W) degree | 12 | 26.33 ± 1.13 | 3.92 | 20 - 32 |
Dew Point (DP) degree | 12 | 13.15 ± 2.67 | 9.27 | 1 - 25 |
Wind speed (WS) m/s | 12 | 17.13 ± 1.46 | 5.05 | 11 - 27 |
Humidity (H) % | 12 | 61.83 ± 7.41 | 25.65 | 29 - 89 |